29
ENGLIS
H
Before forming the connections all the piping must
be thoroughly flushes to remove any residue that
could compromise the proper functioning of the
BAG
3
MIX FAMILY COND
.
The plumbing connections to the boiler and the
system must be carried out rationally, as indicated
in the figure.
Direct connections can be formed using the female
couplings on the delivery and return pipes for the
BAG
3
MIX FAMILY COND
, or taps (not supplied) can be
fitted on the lines for shutting off the lines.
These taps are very useful when maintenance is
carried out, as they allow the
BAG
3
MIX FAMILY COND
to be drained without having to drain the entire
system.
9
Check that the expansion vessel on the boiler has
sufficient capacity for the size of the system.
9
Seal connection pipes passage holes BAG
3
MIX/boiler.
230 V~
50 Hz
TA1
TA2
SE
External
sensor
High
temperat.
system
Low temper-
ature system
(mixed)
ambient
thermostat
ambient
thermostat
2.5
Hydraulic connections